CT

Chi F. Tung

3M: 10 patents #1,587 of 11,543Top 15%
📍 Mahtomedi, MN: #40 of 255 inventorsTop 20%
🗺 Minnesota: #7,542 of 52,454 inventorsTop 15%
Overall (All Time): #528,812 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
4712868 Expanded retroreflective sheet material James C. Coderre 1987-12-15
4678695 Encapsulated flattop retroreflective sheeting and method for producing the same Chester A. Bacon, Jr. 1987-07-07
4569857 Retroreflective sheeting James C. Coderre 1986-02-11
4511210 Retroreflective sheeting James C. Coderre 1985-04-16
4377988 Reflective animal collar and material for forming such a collar James C. Coderre, Chester A. Bacon, Jr. 1983-03-29
4367920 Retroflective sheeting James C. Coderre 1983-01-11
4367919 Durable glass elements Benjamin T. Fellows 1983-01-11
4348312 Ultra-high-index glass microspheres and products made therefrom with a fluoropolymer and an ester polymer blend 1982-09-07
4248932 Extended-life pavement-marking sheet material George W. Frost 1981-02-03
4192576 Ultra-high-index glass microspheres and products made therefrom James A. Laird 1980-03-11